@misc{indiciae419ab8cdb42b,
  title = {The seventy-seventh Audubon Christmas bird count, introduction: North Carolina, South Carolina, Georgia, Florida},
  author = {P.W. Sykes},
  year = {1977},
  url = {https://pubs.usgs.gov/publication/5222908},
  note = {Source identifier: 5222908}
}